Linaria vulgaris

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Scientific Name Linaria vulgaris USDA PLANTS Symbol LIVU2
Common Name Butter and Eggs, Yellow Toadflax ITIS Taxonomic Serial No. 33216
Family Plantaginaceae (Plantain) US Forest Service
Reference
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Description Life zones and habitat: Foothills and montane (4800 to 11000 ft.); meadows, streambanks, roadsides, open and disturbed areas.
Plant: Erect perennial 1 to 3 feet tall; smooth, grayish-green stems.
Leaves: Pale green, soft, linear and lanceolate.
Inflorescence: Densely clustered in racemes, 1-inch long yellow flowers with 5 fused petals (2 upper lobes and 3 lower), an orange bearded throat, and a yellow spur.
Bloom Period: June to September.
References: "Flora of Colorado" by Jennifer Ackerfield and "Field Guide for Managing Dalmatian and Yellow Toadflaxes in the Southwest", US Forest Service.
BONAP Distribution Map

Colorado Status:
Introduced
NOXIOUS WEED

© Tom Lebsack 2020